The French champions are keen to secure a summer move for the Blues forward while Atletico Madrid remain interested following a tumultuous campaign for the Spain international
Not only must Chelsea face Paris Saint-Germain in a vital Champions League clash, but the Blues must also fend off French attention for Diego Costa, according to the Daily Star.
Guus Hiddink's team hope to fight back from 2-1 down at Stamford Bridge to reach the quarter-finals at the expense of PSG.
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But they will have to hope Costa's head is not turned by the attention, while Atletico Madrid are also reportedly interested in taking back their former striker.
- Goal